CD2:=IF(主力资金<20 AND LOW>=REF(LOW,1) AND CLOSE>LOW AND R>0,1,0);{波段小于20,股价未翻红,但未创新低;}
CD3:=IF(REF(主力资金,1)<20 AND 主力资金>REF(主力资金,1),1,0);{前一日波段小于20,今日转向;}
SIGNALBUY:=(CD1=1 OR CD2=1 OR CD3=1);
X:=(SIGNALBUY AND COUNT(SIGNALBUY,3)=1);
DRAWICON(X,机会区,7);DRAWTEXT_FIX(C>O,0.01,0.01,0,' 股票下载网WWW.GPXIAZAI.COM'),COLORWHITE;
RSV:=(CLOSE-LLV(LOW,9))/(HHV(HIGH,9)-LLV(LOW,9))*100;
K:=SMA(RSV,3,1);
D:=SMA(K,3,1);
J:=3*K-2*D;
J1:=REVERSE(J);
AA:=REF(MA(C,1),10)>REF(MA(C,60),10);
买点:CROSS(J,J1) AND AA;
STICKLINE(买点,0,20,6,0),COLORLIBLUE;
STICKLINE(买点,20,40,4,0),COLORWHITE;
STICKLINE(买点,40,60,2,0),COLORYELLOW;
DRAWTEXT(买点,70,'主力潜入'),COLORRED;